Merge pull request #470 from dosiecki/master

Android: Show loading screen when switching story list mode.
Fixing story tags in Text view.
Fixing subscribing to tryfeeds.
Merge pull request #473 from dosiecki/master

Android: Order saved stories by saved date rather than published date. (#463)
Android v3.6.
Discrete text sizes rather than linear, new XXL size. (#474, #392)